/*
 * Copyright (C) 2011 Google Inc.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */

package org.ros.internal.message.new_style;

/**
 * @author damonkohler@google.com (Damon Kohler)
 */
public interface MessageDefinitionProvider {

  /**
   * @param messageName
   * @return the definition of the message with the specified name
   */
  String get(String messageName);

  /**
   * @param messageName
   * @return {@code true} if a definition for the message with the specified
   *         name can be provided, {@code false} otherwise
   */
  boolean has(String messageName);
}
